• Shimano Ultegra BR-6403 Brake Blocks

        • $8.49 8.49
        • RRP $14.93
        • Save 43%
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Shimano Ultegra BR-6403 Brake Blocks

Suitable for Standard Shimano Road Caliper Brakes and for use with aluminium rims.


Compatible with the following Shimano Models:

  • BR-6403
  • BR-4400
  • BR-3300
  • BR-1055
  • BR-A550
  • BR-A450
  • BR-A416
  • BR-A410
  • BR-A350
  • BR-A250

A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).

Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

  • Delivery cost $9.99
  • Delivery toUSA
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
  • Pay by PayPal, Bank Transfer or Card


  • Colour: Black
  • Option: Pair

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